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author | Brett Cannon <bcannon@gmail.com> | 2004-07-10 19:09:20 (GMT) |
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committer | Brett Cannon <bcannon@gmail.com> | 2004-07-10 19:09:20 (GMT) |
commit | ff450f7512900eb883576109b53f0aa3ebc76a0a (patch) | |
tree | 2387b44b4e6d9b9bee18d6c322493259b0fcf2ef /Lib/zipfile.py | |
parent | 64ed298d7add0fb12060bf653915538760d53592 (diff) | |
download | cpython-ff450f7512900eb883576109b53f0aa3ebc76a0a.zip cpython-ff450f7512900eb883576109b53f0aa3ebc76a0a.tar.gz cpython-ff450f7512900eb883576109b53f0aa3ebc76a0a.tar.bz2 |
Make struct formats for specifying file size to be unsigned instead of signed
(ZIP file spec. says in section K, "General notes" in point 1 that unless
specified otherwise values are unsigned and they are not specified as signed in
the spec).
Closes bug #679953. Thanks Jimmy Burgett.
Diffstat (limited to 'Lib/zipfile.py')
-rw-r--r-- | Lib/zipfile.py | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/Lib/zipfile.py b/Lib/zipfile.py index 4f200c2..31e6f83 100644 --- a/Lib/zipfile.py +++ b/Lib/zipfile.py @@ -23,9 +23,9 @@ ZIP_DEFLATED = 8 # Here are some struct module formats for reading headers structEndArchive = "<4s4H2lH" # 9 items, end of archive, 22 bytes stringEndArchive = "PK\005\006" # magic number for end of archive record -structCentralDir = "<4s4B4H3l5HLl"# 19 items, central directory, 46 bytes +structCentralDir = "<4s4B4HlLL5HLl"# 19 items, central directory, 46 bytes stringCentralDir = "PK\001\002" # magic number for central directory -structFileHeader = "<4s2B4H3l2H" # 12 items, file header record, 30 bytes +structFileHeader = "<4s2B4HlLL2H" # 12 items, file header record, 30 bytes stringFileHeader = "PK\003\004" # magic number for file header # indexes of entries in the central directory structure @@ -439,7 +439,7 @@ class ZipFile: # Seek backwards and write CRC and file sizes position = self.fp.tell() # Preserve current position in file self.fp.seek(zinfo.header_offset + 14, 0) - self.fp.write(struct.pack("<lll", zinfo.CRC, zinfo.compress_size, + self.fp.write(struct.pack("<lLL", zinfo.CRC, zinfo.compress_size, zinfo.file_size)) self.fp.seek(position, 0) self.filelist.append(zinfo) @@ -471,7 +471,7 @@ class ZipFile: self.fp.write(bytes) if zinfo.flag_bits & 0x08: # Write CRC and file sizes after the file data - self.fp.write(struct.pack("<lll", zinfo.CRC, zinfo.compress_size, + self.fp.write(struct.pack("<lLL", zinfo.CRC, zinfo.compress_size, zinfo.file_size)) self.filelist.append(zinfo) self.NameToInfo[zinfo.filename] = zinfo |